Home / 14,470.45-21,709.11-4,609.71

Finding the Fourth Proportional to 14,470.45, 21,709.11 and 4,609.71

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Solution

The fourth proportional to 14,470.45, 21,709.11 and 4,609.71 is: 6,915.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,470.45 : 21,709.11 = 4,609.71 : x
  2. Step 2: Convert to fraction form
    14,470.45/21,709.11 = 4,609.71/x
  3. Step 3: Cross multiply
    14,470.45x = 21,709.11 × 4,609.71
  4. Step 4: Simplify right side
    14,470.45x = 100,072,718.74
  5. Step 5: Solve for x
    x = 100,072,718.74/14,470.45
  6. Step 6: Final answer
    x = 6,915.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.